135553432 has 32 divisors (see below), whose sum is σ = 290858400. Its totient is φ = 58017024.

The previous prime is 135553409. The next prime is 135553441. The reversal of 135553432 is 234355531.

It is a junction number, because it is equal to n+sod(n) for n = 135553394 and 135553403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65794 + ... + 67822.

It is an arithmetic number, because the mean of its divisors is an integer number (9089325).

Almost surely, 2^135553432 is an apocalyptic number.

It is an amenable number.

135553432 is an abundant number, since it is smaller than the sum of its proper divisors (155304968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135553432 is a wasteful number, since it uses less digits than its factorization.

135553432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3235 (or 3231 counting only the distinct ones).

The product of its digits is 27000, while the sum is 31.

The square root of 135553432 is about 11642.7416015301. The cubic root of 135553432 is about 513.6928322636.

The spelling of 135553432 in words is "one hundred thirty-five million, five hundred fifty-three thousand, four hundred thirty-two".